                      * {
                          margin: 0 auto;
                          padding: 0;
                      }
                      
                      #daohanglan {
                          background-color: #cdced1;
                          z-index: 1000;
                          border: none;
                      }
                      
                      .active>a {
                          background: linear-gradient(#47cefb, #476afb);
                      }
                      
                      .navbar-nav>li>a {
                          margin-left: 2px;
                      }
                      
                      .navbar-nav>li>a:hover {
                          background: linear-gradient(#47cefb, #476afb);
                      }
                      
                      .navbar img {
                          height: 100%;
                          width: 100%;
                      }
                      
                      .navbar-brand {
                          padding: 0;
                          margin: 0;
                      }
                      
                      .collapse {
                          background: rgba(255, 255, 255, 0);
                      }
                      
                      .yingwen {
                          width: 60px;
                          height: 40px;
                          float: right;
                          font-size: 16px;
                          display: inline-block;
                          line-height: 40px;
                      }
                      
                      .carousel {
                          margin-top: -20px;
                      }
                      
                      .item>img {
                          margin-top: -40px;
                      }
                      
                      .carousel-caption>img {
                          margin: 0 auto;
                          width: 80%;
                          height: 80%;
                      }
                      /* footer */
                      
                      ul {
                          list-style-type: none;
                      }
                      
                      footer {
                          padding: 50px 0;
                          width: 100%;
                          background: linear-gradient(#000, #444, #444, #444);
                      }
                      
                      footer h3 {
                          color: #fff;
                      }
                      
                      footer a {
                          color: #ccc;
                      }
                      
                      .middle {
                          margin-top: 50px;
                      }
                      
                      a:hover {
                          text-decoration: none;
                          color: blue;
                      }
                      /*内容*/
                      
                      .bd1>img {
                          width: 550px;
                          height: 458px;
                          position: absolute;
                          top: 150px;
                          right: 120px;
                      }
                      
                      .bd2 {
                          width: 100%;
                      }
                      
                      .bd3 {
                          height: 1120x;
                          width: 1280px;
                          margin: 0 auto;
                          margin-top: 200px;
                      }
                      
                      .bd3>ul {
                          display: flex;
                          justify-content: space-evenly;
                      }
                      
                      .bd3>ul>li {
                          width: 120px;
                          list-style-type: none;
                          float: left;
                      }
                      
                      .bd4 {
                          width: 1000px;
                          height: 600px;
                          margin-top: 100px;
                          margin: 0 auto;
                          margin-top: 50px;
                      }
                      
                      .bd5 {
                          width: 100%;
                          height: 650px;
                          background: url(../img/9..jpg);
                          color: rgb(255, 255, 255);
                          padding-top: 60px;
                      }
                      
                      .bd6 {
                          width: 999px;
                          height: 490px;
                          font-size: 24px;
                      }
                      
                      .bd7 {
                          width: 100px;
                          height: 25px;
                      }
                      
                      .bd8 {
                          height: 5px;
                          width: 75px;
                          background: #ffffff;
                          margin-top: 25px;
                      }
                      
                      .bd9 {
                          width: 998px;
                          height: 400px;
                          margin-top: 30px;
                      }
                      
                      .bd9>ul> {
                          display: flex;
                          justify-content: space-betweens;
                      }
                      
                      .bd9>ul>li {
                          height: 201px;
                          width: 332px;
                          display: inline-block;
                          text-align: center;
                          line-height: 201px;
                          float: left;
                          border: rgb(255, 255, 255) solid 1px;
                      }
                      
                      .bd9>ul>li>a>img {
                          margin: 0 auto;
                          position: relative;
                          bottom: 30px;
                          left: 30px;
                      }
                      
                      .bd9>ul>li>a {
                          color: #ffffff;
                          font-size: 20px;
                          margin-top: 100px;
                      }
                      
                      .bd9>ul>li>a>span {
                          position: relative;
                          top: 50px;
                          right: 60px;
                      }
                      
                      .fff {
                          width: 332px;
                          height: 201px;
                          background: #47cefb;
                          text-align: center;
                          line-height: 201px;
                          position: relative;
                          top: -202px;
                          display: none;
                      }
                      
                      .bd9 ul li:hover div {
                          display: block;
                          transform: scale(1.1);
                      }
                      
                      .xx {
                          height: 600px;
                          width: 1200px;
                      }
                      
                      #fh {
                          width: 40px;
                          height: 100px;
                          text-align: center;
                          background: #2d8cf0;
                          position: fixed;
                          bottom: 300px;
                          right: 0px;
                          display: none;
                          color: aliceblue;
                      }
                      
                      #fh a {
                          display: block;
                          padding-top: 15px;
                          text-decoration: none;
                      }
                      
                      #fh:hover {
                          background: #0501f3;
                      }